Paper 4 structured question: Sexual reproduction in plants
Paper 4Theory (Extended)2 marks
Description
Pollination Types
Self-pollination involves pollen fertilizing the same flower or another flower on the same plant. Cross-pollination involves pollen transfer between different plants, often requiring pollinators.
- a[1]
State one effect of self-pollination on genetic variation in a plant population.
Aim for approximately 1 distinct marking point.
- b[1]
Identify one advantage of cross-pollination compared to self-pollination.
Aim for approximately 1 distinct marking point.